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网上答疑系统的设计与实现
作者单位:广东省水产学校
摘    要:网络课程中的答疑是指在网络课程的教学中对学生所遇到疑难问题的解答。通过对国内外网上答疑系统概况的分析与相关技术的研究,提出了一个具有同步和异步相结合,具有多种交互手段的多媒体网上答疑系统。系统开发过程中主要应用了ASP.NET(C#)技术、SQL 2000数据库管理技术、Flash Media Server等关键技术。系统采取多种答疑的方法:留言答疑、自动答疑、讨论答疑、在线视频答疑等,能够很好地实现两个或多个用户在线交流,交流的方式可以使用文字、音频和视频,从而实现答疑交互手段的多样性。

关 键 词:网上答疑  网络课程  视频答疑

Design and Realization of Answering and Question in Online System
Authors:KONG Shao-feng
Abstract:Answering questions in network courses means soloing the students.problems they meet in learning.By analyzing the general situation of domestic and international online answering question system and researching related techniques,the author of this article,put forward an online answering question system combining synchronism and a synchronism.The system has a variety of communicating methods.The system takes various methods of answering questions:leaving messages,automatic,discussing,online video,and so on.Its innovation is combining synchronism and a synchronism together,especially answering questions through online video.Achieved by using Flash Media Server.It makes two or more users communicate on line by writing,video or audio.
Keywords:on-line answer question  network course  video answer question
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